A list of common and possible STD symptoms and potential causes.

Chlamydia is the most common STD in the United States with more than 1.4 million cases reported in 2013. Most people with chlamydia never show symptoms, or not until months or years after infection.

The dangerous myth of STD symptoms: Why millions of Americans are infected without knowing it, and how regular testing is the only reliable protection.

Common STDs that frequently show no symptoms Research indicates that several widespread STDs are notorious for their ability to remain silent within the body: ...

A common sexually transmitted disease is on the rise in Mobile County, with health officials warning young adults in ...

What you need to know about STDs. Syphilis, gonorrhea, chlamydia and herpes. Debunking myths about sexually transmitted infections.

Unprotected sexual intercourse can increase the risk of sexually transmitted infections (STIs). Learn about 5 common STIs, ...

Medically reviewed by Laura Young Sex-related health concerns, like HIV, chlamydia, and gonorrhea, have long been referred to as sexually transmitted diseases (STDs). Now, many people use the term ...

What are some symptoms that could suggest an STI in females? Read on to learn more about the more common STIs and their potential symptoms in females.

By Sandee LaMotte, CNN (CNN) — A common but potentially dangerous vaginal infection that affects nearly 1 in 3 women globally should be considered a sexually transmitted disease, a new study ...